- Riddles, Arabic3
- Riddles, Persian9
- Riddles, Turkish2
- Rifāʻī, Aḥmad ibn ʻAlī, 1106?-11821
- Risālah al-waḍʻīyah (Ījī, ʻAḍud al-Dīn ʻAbd al-Raḥmān ibn Aḥmad)1
- Riz̤ā-ʼi ʻAbbāsī, Āqā, approximately 1570-1635?1
- Romances1
- Romances, Persian1
- Rustam (Legendary character)2
- Rustam, Amir-zadeh, Sultan1
- Rāmizah fī ʻilmay al-ʻarūḍ wa-al-qāfiyah (Khazrajī, ʻAbd Allāh ibn ʻUthmān)1
- Sabzavārī, Hādī ibn Mahdī, 1797 or 1798- Nibrās al-hudá1
- Sabzavārī, Hādī ibn Mahdī, 1797 or 1798-1873. Ghurar al-farāʼid1
- Sabzavārī, Hādī ibn Mahdī, 1797 or 1798-1873. Laʼālī al-muntaẓimah fī ʻilm al-manṭiq wa-al-mīzān1
- Sacred books1
- Saints musulmans--Biographies--Ouvrages avant 18001
- Salat13
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Ashkāl al-taʼsīs2
- Samarqandī, Muḥammad ibn Ashraf, active 13th century. Risālah fī ādāb al-baḥth1
- Sanskrit language2